calc_z_bprp#
- pygaia.errors.utils.calc_z_bprp(gmag)#
Calculate the value for the parameter z in the formula for the BP and RP magnitude errors as a function of G and (V-I).
- Parameters:
gmag (float or array) – Value of G-band magnitude.
- Returns:
z – Value of z for BP/RP.
- Return type:
float or array